Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications

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"Iron is an essential micronutrient for higher plants. Although abundant in most soils, Fe3+ is not available for plant uptake, because of its poor solubility. Ferrous sulfate is a fertilizer used for crops but, Fe2+ is readily oxidized to the plant-unavailable ferric form. It is therefore imp...

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Autores principales: García, Nancy L., Fascio, Mirta, Errea, María Inés, Dufresne, Alain, Goyanes, Silvia Nair, D'Accorso, Norma Beatriz
Formato: Artículos de Publicaciones Periódicas acceptedVersion
Lenguaje:Inglés
Publicado: 2019
Materias:
BIODEGRADACION
MATERIALES COMPUESTOS
HIERRO
SIDERITA
Acceso en línea:http://ri.itba.edu.ar/handle/123456789/1554
Aporte de:
Repositorio Institucional Instituto Tecnológico de Buenos Aires (ITBA) de Instituto Tecnológico de Buenos Aires (ITBA)
id I32-R138-123456789-1554
record_format dspace
spelling I32-R138-123456789-15542022-12-07T13:07:02Z Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications García, Nancy L. Fascio, Mirta Errea, María Inés Dufresne, Alain Goyanes, Silvia Nair D'Accorso, Norma Beatriz BIODEGRADACION MATERIALES COMPUESTOS HIERRO SIDERITA "Iron is an essential micronutrient for higher plants. Although abundant in most soils, Fe3+ is not available for plant uptake, because of its poor solubility. Ferrous sulfate is a fertilizer used for crops but, Fe2+ is readily oxidized to the plant-unavailable ferric form. It is therefore important to provide Fe2+ to plants, minimizing the loss of this nutrient by oxidation in Fe3+. This paper reports the development of a composite material consisting of a matrix (PLARAM), obtained by the chemical modification of poly(lactic acid), capable of retaining ferrous carbonate (siderite) within PLARAM (PLARAMFe). From the matrix, Fe2+ is released into the soil, enhancing its bioavailability. PLARAM and PLARAMFe films were obtained and their water wettability was studied. One side of the films was more hydrophilic than the other, turning this material attractive as a protective film when it is necessary to avoid loss of humidity." 2019-04-23T19:31:49Z 2019-04-23T19:31:49Z 2018-05 Artículos de Publicaciones Periódicas info:eu-repo/semantics/acceptedVersion 1566-2543 http://ri.itba.edu.ar/handle/123456789/1554 en info:eu-repo/grantAgreement/UBA/UBACyT/20020130100495BA/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/grantAgreement/UBA/UBACyT/200201230100021BA/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/grantAgreement/ANPCyT/PICT/2012-0717/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/grantAgreement/ANPCyT/PICT/2012-1093/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/grantAgreement/CONICET/PIP/2013-2015/11220120100508CO/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/grantAgreement/CONICET/PIP/2013-2015/11220110100370CO/AR. Ciudad Autónoma de Buenos Aires info:eu-repo/semantics/altIdentifier/doi/10.1007/s10924-017-1119-x application/pdf
institution Instituto Tecnológico de Buenos Aires (ITBA)
institution_str I-32
repository_str R-138
collection Repositorio Institucional Instituto Tecnológico de Buenos Aires (ITBA)
language Inglés
topic BIODEGRADACION
MATERIALES COMPUESTOS
HIERRO
SIDERITA
spellingShingle BIODEGRADACION
MATERIALES COMPUESTOS
HIERRO
SIDERITA
García, Nancy L.
Fascio, Mirta
Errea, María Inés
Dufresne, Alain
Goyanes, Silvia Nair
D'Accorso, Norma Beatriz
Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
topic_facet BIODEGRADACION
MATERIALES COMPUESTOS
HIERRO
SIDERITA
description "Iron is an essential micronutrient for higher plants. Although abundant in most soils, Fe3+ is not available for plant uptake, because of its poor solubility. Ferrous sulfate is a fertilizer used for crops but, Fe2+ is readily oxidized to the plant-unavailable ferric form. It is therefore important to provide Fe2+ to plants, minimizing the loss of this nutrient by oxidation in Fe3+. This paper reports the development of a composite material consisting of a matrix (PLARAM), obtained by the chemical modification of poly(lactic acid), capable of retaining ferrous carbonate (siderite) within PLARAM (PLARAMFe). From the matrix, Fe2+ is released into the soil, enhancing its bioavailability. PLARAM and PLARAMFe films were obtained and their water wettability was studied. One side of the films was more hydrophilic than the other, turning this material attractive as a protective film when it is necessary to avoid loss of humidity."
format Artículos de Publicaciones Periódicas
acceptedVersion
author García, Nancy L.
Fascio, Mirta
Errea, María Inés
Dufresne, Alain
Goyanes, Silvia Nair
D'Accorso, Norma Beatriz
author_facet García, Nancy L.
Fascio, Mirta
Errea, María Inés
Dufresne, Alain
Goyanes, Silvia Nair
D'Accorso, Norma Beatriz
author_sort García, Nancy L.
title Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
title_short Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
title_full Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
title_fullStr Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
title_full_unstemmed Absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
title_sort absorption of siderite within a chemically modified poly(lactic acid) based composite material for agricultural applications
publishDate 2019
url http://ri.itba.edu.ar/handle/123456789/1554
work_keys_str_mv AT garcianancyl absorptionofsideritewithinachemicallymodifiedpolylacticacidbasedcompositematerialforagriculturalapplications
AT fasciomirta absorptionofsideritewithinachemicallymodifiedpolylacticacidbasedcompositematerialforagriculturalapplications
AT erreamariaines absorptionofsideritewithinachemicallymodifiedpolylacticacidbasedcompositematerialforagriculturalapplications
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AT goyanessilvianair absorptionofsideritewithinachemicallymodifiedpolylacticacidbasedcompositematerialforagriculturalapplications
AT daccorsonormabeatriz absorptionofsideritewithinachemicallymodifiedpolylacticacidbasedcompositematerialforagriculturalapplications
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